242553055702663 has 18 divisors (see below), whose sum is σ = 261953349625968. Its totient is φ = 224542847099520.

The previous prime is 242553055702651. The next prime is 242553055702693. The reversal of 242553055702663 is 366207550355242.

It is not a de Polignac number, because 242553055702663 - 2⁹ = 242553055702151 is a prime.

It is a super-3 number, since 3×242553055702663³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242553055702693) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 111701295 + ... + 113852032.

Almost surely, 2^{242553055702663} is an apocalyptic number.

242553055702663 is a deficient number, since it is larger than the sum of its proper divisors (19400293923305).

242553055702663 is an equidigital number, since it uses as much as digits as its factorization.

242553055702663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225553483 (or 225553405 counting only the distinct ones).

The product of its (nonzero) digits is 45360000, while the sum is 55.

The spelling of 242553055702663 in words is "two hundred forty-two trillion, five hundred fifty-three billion, fifty-five million, seven hundred two thousand, six hundred sixty-three".